2 files changed, 57 insertions, 0 deletions
diff --git a/libcxx/test/std/input.output/filesystems/fs.req.namespace/namespace.fail.cpp b/libcxx/test/std/input.output/filesystems/fs.req.namespace/namespace.fail.cpp
new file mode 100644
index 00000000000..641621e7338
--- /dev/null
+++ b/libcxx/test/std/input.output/filesystems/fs.req.namespace/namespace.fail.cpp
@@ -0,0 +1,30 @@
+//===----------------------------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+// REQUIRES: c++98 || c++03 || c++11 || c++14
+
+// <filesystem>
+
+// namespace std::filesystem
+
+#include <filesystem>
+#include "test_macros.h"
+
+using namespace std::filesystem;
+
+#if TEST_STD_VER >= 11
+// expected-error@-3 {{no namespace named 'filesystem' in namespace 'std';}}
+#else
+// expected-error@-5 {{expected namespace name}}
+#endif
+
+int main(int, char**) {
+
+
+  return 0;
+}
diff --git a/libcxx/test/std/input.output/filesystems/fs.req.namespace/namespace.pass.cpp b/libcxx/test/std/input.output/filesystems/fs.req.namespace/namespace.pass.cpp
new file mode 100644
index 00000000000..65864336901
--- /dev/null
+++ b/libcxx/test/std/input.output/filesystems/fs.req.namespace/namespace.pass.cpp
@@ -0,0 +1,27 @@
+//===----------------------------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+// UNSUPPORTED: c++98, c++03, c++11, c++14
+
+// <filesystem>
+
+// namespace std::filesystem
+
+#include <filesystem>
+#include <type_traits>
+
+using namespace std::filesystem;
+
+int main(int, char**) {
+  static_assert(std::is_same<
+          path,
+          std::filesystem::path
+      >::value, "");
+
+  return 0;
+}